4422912 has 72 divisors (see below), whose sum is σ = 12705504. Its totient is φ = 1357824.

The previous prime is 4422881. The next prime is 4422919. The reversal of 4422912 is 2192244.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4422919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9763 + ... + 10205.

Almost surely, 2^4422912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4422912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6352752).

4422912 is an abundant number, since it is smaller than the sum of its proper divisors (8282592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4422912 is a wasteful number, since it uses less digits than its factorization.

4422912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475 (or 461 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 4422912 is about 2103.0720387091. The cubic root of 4422912 is about 164.1481904648.

The spelling of 4422912 in words is "four million, four hundred twenty-two thousand, nine hundred twelve".